From 05ccf1024b661c31fade62fd8c2407067ab2d70e Mon Sep 17 00:00:00 2001
From: Daiki Ueno <ueno@gnu.org>
Date: Mon, 21 Dec 2015 12:06:04 +0900
Subject: cldr-plurals: Fix errors from clang-analyzer

* gettext-tools/src/cldr-plurals.c (extract_rules): Add extra null
checks for NODE and BUFFER.  Don't add NUL byte to the end of buffer
manually.
---
 gettext-tools/src/cldr-plurals.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/gettext-tools/src/cldr-plurals.c b/gettext-tools/src/cldr-plurals.c
index ee3b3c6..abbd0c2 100644
--- a/gettext-tools/src/cldr-plurals.c
+++ b/gettext-tools/src/cldr-plurals.c
@@ -61,14 +61,14 @@ extract_rules (FILE *fp,
     error (EXIT_FAILURE, 0, _("memory exhausted"));
 
   node = xmlDocGetRootElement (doc);
-  if (node && !xmlStrEqual (node->name, BAD_CAST "supplementalData"))
+  if (!node || !xmlStrEqual (node->name, BAD_CAST "supplementalData"))
     {
       error_at_line (0, 0,
                      logical_filename,
                      xmlGetLineNo (node),
                      _("\
-The root element <%s> is not allowed in a valid CLDR file"),
-                     node->name);
+The root element must be <%s>"),
+                     "supplementalData");
       goto out;
     }
 
@@ -167,14 +167,16 @@ The element <%s> does not have attribute <%s>"),
           xmlFree (content);
 
           buflen += length;
-          buffer[buflen] = '\0';
         }
     }
 
-  /* Scrub the last semicolon, if any.  */
-  p = strrchr (buffer, ';');
-  if (p)
-    *p = '\0';
+  if (buffer)
+    {
+      /* Scrub the last semicolon, if any.  */
+      p = strrchr (buffer, ';');
+      if (p)
+        *p = '\0';
+    }
 
  out:
   xmlFreeDoc (doc);
-- 
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